LARCH
| Origin: | North America |
| Other names: | Larche, Meleze, Alerce, Larice |
WOOD DESCRIPTION
| Color: | pinkish brown |
| Sapwood: | clearly demarcated |
| Texture: | medium |
| Grain: | straight |
| Interlocked grain: | absent |
| Note: | Heartwood is pinkish brown with redish brown veins. The grain is usually straight but might be oblique (twisted logs) |
NATURAL DURABILITY AND TREATABILITY
| Funghi (according to E.N. standards): | class 3-4 – moderately to poorly durable |
| Dry wood borers: | durable – sapwood demarcated (risk limited to sapwood) |
| Termites (according to E.N. standards): | class S – susceptible |
| Treatability (according to E.N. standards): | class 4 – not permeable |
| Use class ensured by natural durability: | class 3 – not in ground contact, outside |
| Species covering the use class 5: | No |
| Note: | This species is listed in the European standard NF EN 350-2. Use class 3 is only for wood components without sapwood. According to the European standard NF EN 335, performance length might be modified by the intensity of end-use exposition. |